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What is Wireless Communications?
By kaklong | February 7, 2008
Wireless communications is simply a transfer of information from one point to another without using wires.
Wireless communications has a long history and also a very promising future and has been known to have different versions in different countries. As an example of a wireless communications is the Television remote control that everyone uses in their homes nowadays. Cellular phone is also a good example of wireless communications that we can see everywhere. In more complex cases, wireless communications is used for exchanging information between earth stations and space probes operating near or on distant planets.
More wireless communications examples include PDA, GPS, 2-way radio, satellite television, cordless mouse and wireless internet connection.Through these examples, we can see the various uses for wireless communications and how diverse its application in the real modern world. There are also various versions of each wireless communications systems in each different part of the world.
References:
http://en.wikipedia.org/wiki/Wireless
http://elearn.stevens.edu/
Picture taken from:
http://ece-www.colorado.edu/~liue/picture/graph/multipath.jpg
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